Acoustic material with liquid repellency
AssigneeKimberly-Clark Worldwide, Inc.
InventorsRichard Schmidft, Michael Powers
Life of this patent
Estimating the term…
Abstract
Disclosed herein is a nonwoven acoustic insulating material which also provides repellency to water and low surface tension fluids. Also disclosed is a method for attenuating transmitted sound and repelling fluids which includes providing a nonwoven acoustic insulating material, the nonwoven acoustic insulating material including at least one nonwoven web having a low surface tension fluids repellency treatment, and interposing the treated nonwoven acoustic insulating material between a sound generation area and a sound receiving area.
Claims20
A method for attenuating transmitted sound and repelling fluids, the method comprising providing a nonwoven acoustic insulating material, wherein the nonwoven acoustic insulating material comprises at least one nonwoven web comprising a low surface tension fluids repellency treatment, and interposing the nonwoven acoustic insulating material between a sound generation area and a sound receiving area.
A fluid repellent nonwoven acoustic insulating material comprising at least a sound generation area-facing nonwoven web layer and a sound receiving area-facing layer, wherein the sound generation area-facing nonwoven web layer comprises a low surface tension fluids repellency treatment.
Dependencies are inferred from the claim text.